MAX14840EATA+T by Analog Devices

40Mbps, +3.3V, RS-485 Half-Duplex Transceivers

Status: Active
Series: MAX14840E
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

The MAX14840E/MAX14841E are +3.3V ESD-protected transceivers intended for half-duplex RS-485 communication up to 40Mbps. These transceivers are optimized for high speeds over extended cable runs while maximizing tolerance to noise. The MAX14840E features symmetrical fail-safe and larger receiver hysteresis, providing improved noise rejection and improved recovered signals in high-speed and long cable applications. The MAX14841E has true fail-safe receiver inputs guaranteeing a logic-high receiver output when inputs are shorted or open. The MAX14840E/MAX14841E are available in 8-pin SO and small, 8-pin (3mm x 3mm) TDFN-EP packages. Both devices operate over the -40°C to +125°C automotive temperature range.

Where to Buy

Prices starting from US$2.59

Distributor Stock
Logo for Farnell
Farnell
from US$2.59
8,426
in stock
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Logo for Newark Electronics
Newark Electronics
from US$3.18
8,426
in stock
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Logo for element14
element14
from US$3.26
8,426
in stock
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Analog Devices
from US$3.06
1,107
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Features

High ESD Protection Provides Increases Equipment Uptime ±35kV Human Body Model (HBM) per JEDEC JS-001-2012 ±20kV Air Gap Discharge per IEC 61000-4-2 ±12kV Contact Discharge per IEC 61000-4-2
±35kV Human Body Model (HBM) per JEDEC JS-001-2012
±20kV Air Gap Discharge per IEC 61000-4-2
±12kV Contact Discharge per IEC 61000-4-2
Integrated Features Increases Robustness Large 170mV Receiver Hysteresis (MAX14840) for High Receiver Noise Tolerance True Fail Safe Receiver Input (MAX14841E) Keeps Receiver Output Logic-High Upon Shorts and Open On Receiver Input Thermal Self-Protection Shutdown at 160°C Junction Temperature High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range Hot Swap Capability Eliminates False Transition During Power-Up or Hot Insertion
Large 170mV Receiver Hysteresis (MAX14840) for High Receiver Noise Tolerance
True Fail Safe Receiver Input (MAX14841E) Keeps Receiver Output Logic-High Upon Shorts and Open On Receiver Input
Thermal Self-Protection Shutdown at 160°C Junction Temperature
High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range
Hot Swap Capability Eliminates False Transition During Power-Up or Hot Insertion
Low Current Reduces Power Requirements 10µA (max) Shutdown Current 1.5mA (typ) Supply Current 3.3V Supply Voltage
10µA (max) Shutdown Current
1.5mA (typ) Supply Current
3.3V Supply Voltage
Available in Industry Standard 8-Pin SO or Space-Saving 8-Pin TDFN-EP (3mm x 3mm) Packages

Specifications

# Tx/Rx 1Tx + 1Rx
Duplex Half
VSUPPLY (V) 3.3
Data Rate (kbps) (min) 40000
ICC (mA) (typ) 1.5
ESD Protect. (±kV) 35
Tx EN Yes
Rx EN Yes
ICC (Shutdn.) (µA) (typ) 10
Oper. Temp. (°C) -40 to +125
Package/Pins SOIC (N)/8TDFN/8
BudgetaryPrice (See Notes) 2.34


MAX14840EATA+T Semiconductors - ICs by Analog Devices

RS485 TXRX 40MBPS 3.6V TDFN-8

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Device Type Transceiver
IC Interface Type RS485
No. of Drivers 1Drivers
No. of Receivers 1Receivers
Supply Voltage Min 3V
Supply Voltage Max 3.6V
Driver Case Style TDFN
No. of Pins 8Pins
Operating Temperature Min -40°C
Operating Temperature Max 125°C
Product Range -
Automotive Qualification Standard -
MSL MSL 1 - Unlimited
IC Generic Number MAX1484
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Rs485 Txrx, 40Mbps, 3.6V, Tdfn-8 | Newark Electronics
RS485 TXRX, 40MBPS, 3.6V, TDFN-8 | element14
40Mbps, +3.3V, RS-485 Half-Dup | Analog Devices

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX14840EATA+T ?

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Is the MAX14840EATA+T RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX14840EATA+T have stock available?

Authorised distributors including Newark Electronics, element14, Farnell and Analog Devices have stock available or on a lead time for MAX14840EATA+T .

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